We are offering phthalic anhydride. Reckoned amid one of the renowned business names, we are keenly affianced in presenting a wide collection of phthalic anhydride. Processed in tandem with the market defined principles, these are highly credited for their purity. Together with this, their various packing make this hugely demanded. Features: precisely packed no impurity free from adulteration names iupac name2-benzofuran-1, 3-dione [1] other namesisobenzofuran-1, 3-dione identifiers cas registry number 85-44-9 chebi chebi:36605 chembl chembl1371297 chemspider 6552 inchi[show] jmol-3d images image rtecs number ti3150000 smiles[show] properties chemical formula c8h4o3 molar mass 148.1 gmol appearance white flakes odor characteristic, acrid[1] density 1.53 gcm3, solid; 1.20 gml, molten[1] melting point 131.6 °c (268.9 °f; 404.8 k) boiling point 295 °c (563 °f; 568 k) sublimates solubility in water 0.62 g100g (20—25 °c); 19.0 g100g (100 °c); reacts slowly vapor pressure 0.0015 mmhg (20°c)[1] hazards r-phrases r22, r3738, r41, r4243 s-phrases (s2), s23, s2425, s26, s3739, s46 nfpa 704 130 flash point 152 °c (306 °f; 425 k) explosive limits 1.7%-10.5% lethal dose or concentration (ld, lc): ld50 (median dose) 4020 mgkg (oral, rat) 1520 mgkg (oral, mouse) 800 mgkg (oral, cat) 800-1600 mgkg (oral, rat) 2210 mgkg (oral, mouse)[2] us health exposure limits (niosh): pel (permissible) twa 12 mgm3 (2 ppm)[1] rel (recommended) twa 6 mgm3 (1 ppm)[1] idlh (immediate danger 60 mgm3[1] related compounds related compounds phthalic acid phthalimide phthalide